EP3591289A1 - Zweikreisbrenner, gasbrenneranordnung und gasherd - Google Patents

Zweikreisbrenner, gasbrenneranordnung und gasherd Download PDF

Info

Publication number
EP3591289A1
EP3591289A1 EP19182852.4A EP19182852A EP3591289A1 EP 3591289 A1 EP3591289 A1 EP 3591289A1 EP 19182852 A EP19182852 A EP 19182852A EP 3591289 A1 EP3591289 A1 EP 3591289A1
Authority
EP
European Patent Office
Prior art keywords
secondary air
chamber
burner
dual circuit
gas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19182852.4A
Other languages
English (en)
French (fr)
Other versions
EP3591289B1 (de
Inventor
Javier BUENO CEÑA
Alberto Lopez Ortiz
Marta Vallejo Montes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BSH Hausgeraete GmbH
Original Assignee
BSH Hausgeraete GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BSH Hausgeraete GmbH filed Critical BSH Hausgeraete GmbH
Publication of EP3591289A1 publication Critical patent/EP3591289A1/de
Application granted granted Critical
Publication of EP3591289B1 publication Critical patent/EP3591289B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B5/00—Combustion-air or flue-gas circulation in or around stoves or ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
    • F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
    • F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
    • F23D14/06—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
    • F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel 
    • F23L9/02—Passages or apertures for delivering secondary air for completing combustion of fuel  by discharging the air above the fire
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B5/00—Combustion-air or flue-gas circulation in or around stoves or ranges
    • F24B5/02—Combustion-air or flue-gas circulation in or around stoves or ranges in or around stoves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B5/00—Combustion-air or flue-gas circulation in or around stoves or ranges
    • F24B5/02—Combustion-air or flue-gas circulation in or around stoves or ranges in or around stoves
    • F24B5/021—Combustion-air or flue-gas circulation in or around stoves or ranges in or around stoves combustion-air circulation
    • F24B5/025—Supply of secondary air for completing combustion of fuel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
    • F24B5/00—Combustion-air or flue-gas circulation in or around stoves or ranges
    • F24B5/06—Combustion-air or flue-gas circulation in or around stoves or ranges in or around ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C15/00—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/08—Arrangement or mounting of burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/08—Arrangement or mounting of burners
    • F24C3/082—Arrangement or mounting of burners on stoves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C3/00—Stoves or ranges for gaseous fuels
    • F24C3/08—Arrangement or mounting of burners
    • F24C3/085—Arrangement or mounting of burners on ranges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2900/00—Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
    • F23D2900/14—Special features of gas burners
    • F23D2900/14062—Special features of gas burners for cooking ranges having multiple flame rings

Definitions

  • the present invention relates to a dual circuit gas burner for a gas stove, a gas burner arrangement for a gas stove and a gas stove having such a dual circuit burner or such a gas burner arrangement.
  • gas stoves may comprise a top sheet and a gas burner.
  • the top sheet can comprise a through-hole at which the gas burner can be arranged.
  • the gas burner may comprise a gas valve for providing combustible gas from below the top sheet.
  • the combustible gas may be mixed with primary air for providing an inflammable combustion mixture. This may occur in a mixing chamber arranged in the area below the top sheet.
  • the gas burner may comprise gas outlet openings for providing flames by means of the mixture. For facilitating combustion, secondary air may be provided at the gas outlet openings.
  • the gas burner may be provided as a dual circuit burner.
  • a dual circuit burner comprises inner gas outlet openings for providing inner flames and outer gas outlet openings for providing outer flames.
  • providing secondary air at the inner gas outlet openings is a challenge, in particular when having size restrictions.
  • a dual circuit burner for a gas stove comprises a burner body having outer gas outlet openings for providing circularly arranged outer flames, inner gas outlet openings for providing circularly arranged inner flames, at least one secondary air outlet opening for providing secondary air at the inner gas outlet openings, and a secondary air chamber which is fluidly connected to the at least one secondary air outlet opening, wherein the secondary air chamber is at least partially ring-shaped when looking from above.
  • secondary air may be guided along an at least partially circular path by means of the secondary air chamber.
  • This has the advantage that a design freedom for arranging the secondary air outlet openings is increased. Therefore, enough secondary air may be provided at the inner gas outlet openings. This is in particular important for small dual circuit burners. Providing enough secondary air at the inner gas outlet openings, further has the advantage that a simmering performance is improved because it is possible to reduce the minimum flow rate of combustible mixture towards the inner gas outlet openings.
  • the dual circuit burner is a gas burner.
  • the dual circuit burner can be a double crown burner.
  • the dual circuit burner can be construed as a gas burner configured to provide at least circularly arranged outer flames and circularly arranged inner flames.
  • Circularly arranged outer flames and circularly arranged inner flames can be construed as a double crown.
  • Circularly arranged comprises rectangular, hexagonal, octagonal, elliptical, kidney shapes and the like when looking from above.
  • the circularly arranged outer flames and the circularly arranged inner flames are arranged concentrically.
  • the outer gas outlet openings and the inner gas outlet openings are arranged concentrically.
  • the gas burner body may comprise several parts which are configured to be assembled together.
  • the burner body may be also a one-piece body.
  • the burner body or burner body parts can be produced by means of injection molding.
  • the burner body or burner body parts may be made of a metal or a ceramic.
  • Primary air is the air which is to be mixed with the gas for providing the combustible mixture before the combustion.
  • a mixing may be carried out below a plate, in particular top sheet, of the gas stove.
  • the primary air and the gas may be mixed in a Venturi tube.
  • Secondary air is the air which is provided during combustion for maintaining the combustion. A deficiency of secondary air may lead to a lapse of the flames.
  • the secondary air chamber is formed by means of ring-shaped walls.
  • the at least one secondary air outlet opening is arranged above the inner gas outlet openings.
  • the burner body may comprise merely one, two, three, four, five, six or more secondary air outlet openings.
  • the outer gas outlet openings face radially outwards.
  • the inner gas outlet openings face radially inwards with respect to the burner body.
  • the burner body comprises a secondary air inlet opening which is fluidly connected to the secondary air chamber for supplying the secondary air chamber with secondary air, wherein the at least one secondary air outlet opening is arranged above the secondary air inlet opening.
  • the secondary air inlet opening faces radially outwards, wherein the at least one secondary air outlet opening faces radially inwards.
  • the burner body comprises a mixture stream chamber which is fluidly connected to the outer gas outlet openings for guiding a mixture stream towards the outer gas outlet openings.
  • one burner body comprises the mixture stream chamber and the secondary air chamber.
  • the mixture stream comprises primary air and gas.
  • combustible mixture can stream towards the outer gas outlet openings.
  • the mixture stream chamber is at least partially ring-shaped when looking from above.
  • the mixture stream chamber is formed by means of two ring-shaped walls.
  • the mixture stream chamber may be arranged along at least 50%, 60%, 70%, 80%, 90%, 95% or more of a circle.
  • the burner body comprises a further mixture stream chamber which is fluidly connected to the inner gas outlet openings for guiding a further mixture stream towards the inner gas outlet openings.
  • the secondary air chamber, the mixture stream chamber and the further mixture stream chamber are arranged inside the burner body.
  • the further mixture stream chamber is at least partially ring-shaped when looking from above.
  • the further mixture stream chamber may be arranged along at least 50%, 60%, 70%, 80%, 90%, 95% or more of a circle.
  • the further mixture stream comprises primary air and gas.
  • the burner body comprises a vertical channel arranged below and fluidly connected to the mixture stream chamber, and a further vertical channel arranged below and fluidly connected to the further mixture stream chamber.
  • the vertical channel is formed by means of a Venturi tube.
  • the further vertical channel is formed by means of a further Venturi tube.
  • primary air may stream from below the burner body or the plate, in particular top sheet, of the gas stove.
  • Vertical channel means an element which is configured to guide or conduct a stream in vertical direction.
  • the burner body comprises a base portion which is mountable to a plate of the gas stove, an intermediate portion which is arrangeable on the base portion, an outer upper portion which is arrangeable on the intermediate portion, and an inner upper portion which is arrangeable on the intermediate portion and inside the outer upper portion.
  • the base portion, the intermediate portion, the outer upper portion and the inner upper portion are configured to be connected together.
  • the base portion is configured to be connected to the plate of the gas stove.
  • the base portion and/or the intermediate portion and/or the outer upper portion and/or the inner upper portion comprises a circular outer contour when looking from above.
  • the outer gas outlet openings are provided at the outer upper portion.
  • the outer upper portion is ring shaped when looking from above such that the inner upper portion can be arranged inside the outer upper portion.
  • the mixture stream chamber comprises a lower chamber formed by the base portion and the intermediate portion, and an upper chamber formed by the intermediate portion and the outer upper portion, and wherein the lower chamber and the upper chamber are fluidly connected by means of through-holes in the intermediate portion.
  • the lower chamber is at least partially ring-shaped, when looking from above.
  • the upper chamber is at least partially ring-shaped when looking from above.
  • the upper chamber is directly fluidly connected to the outer gas outlet openings.
  • the lower chamber is directly fluidly connected to the vertical channel.
  • the further mixture stream chamber comprises a further lower chamber formed by the base portion and the intermediate portion, and a further upper chamber formed by the intermediate portion and the inner upper portion, wherein the further lower chamber and the further upper chamber are fluidly connected by means of further through-holes in the intermediate portion.
  • the further lower chamber is disk-shaped.
  • the further upper chamber is at least partially ring-shaped when looking from above.
  • the further upper chamber is directly fluidly connected to the inner gas outlet openings.
  • the further lower chamber is directly fluidly connected to the further vertical channel.
  • the secondary air chamber is formed by the base portion, the intermediate portion, the outer upper portion and the inner upper portion.
  • the base portion forms a bottom of the secondary air chamber.
  • the burner body is configured to be mounted in an insertion opening of the plate having a diameter between 80 - 110 mm, 85 - 105 mm or 88 - 92 mm, or a diameter of 90,9 mm.
  • the base portion may comprise a ring portion for being fitted into the insertion opening and providing a form-fit connection between the base portion and the plate.
  • the ring portion comprises an outer diameter between 80- 110 mm, 85 - 105 mm or 88 - 92 mm or a diameter of 90,9 mm.
  • a gas burner arrangement for a gas stove comprises such a dual circuit burner, a plate having an upper surface on which the dual circuit burner is mounted, wherein the secondary air inlet opening is arranged above or below the upper surface of the plate or wherein the secondary air inlet opening and the upper surface of the plate are arranged on the same height level.
  • the plate may be a top sheet of the gas stove.
  • the gas burner comprises the plate.
  • the plate is made of glass or glass ceramic.
  • the upper surface of the plate is made of glass or glass ceramic.
  • the gas stove has a length between 50 and 70 cm, in particular 60 cm.
  • the gas stove has a height between 35 and 40 cm, in particular of 37 cm.
  • the gas stove may comprise a pan support having a flat design (i.e. having a low height). This has the advantage that a gas stove may be provided having a premium appearance.
  • Fig. 1 shows schematically a side view of a gas stove 1.
  • the gas stove 1 comprises a plate 2, in particular a top sheet.
  • the plate 2 may be made of glass or glass ceramics.
  • the gas stove 1 further comprises a dual circuit burner 3.
  • the dual circuit burner 3 is arranged on the plate 2.
  • the dual circuit burner 3 is a wok burner.
  • a pan support 4 is arranged on the plate 2.
  • the pan support 4 is configured to support a cookware (not shown) above the dual circuit burner 3.
  • the dual circuit burner 3 is configured to heat the cookware.
  • the dual circuit burner 3 is a double crown burner.
  • the gas stove 1 may comprise a further gas burner 5 and a further pan support 6.
  • the dual circuit burner 3 and the pan support 4 form a first cooking zone 7.
  • the burner 5 and the pan support 6 form a further cooking zone 8.
  • the gas stove 1 may comprise merely one, two, three, four, five or six cooking zones 7, 8.
  • the gas stove 1 comprises only one dual circuit burner 3.
  • the dual circuit burner 3 and the plate 2 form a gas burner arrangement 9.
  • the gas stove 1 has a height H between 30 and 40 cm, 35 and 40 cm or 36 and 38 cm.
  • the height H is for example a grill height.
  • the height H is in particular 37 cm.
  • the gas stove 1 has a length L between 50 and 70 cm, 55 and 65 cm or exactly of 60 cm.
  • the depth of the gas stove 1 (not shown) is in particular 25 to 35 cm, 28 to 32 cm or exactly 30 cm.
  • Fig. 2 shows schematically the gas burner arrangement 9 from Fig. 1 .
  • the plate 2 comprises an upper surface 10.
  • the plate 2 further comprises an insertion opening 11.
  • the dual circuit burner 3 is mounted on the upper surface 10 of the plate 2.
  • the dual circuit burner 3 comprises a ring portion 12 which is inserted into the insertion opening 11.
  • the ring portion 12 is adapted to the insertion opening 11 such that a form fit is provided between the dual circuit burner 3 and the plate 2.
  • the diameter D of the insertion opening 11 is preferably between 80 and 110 mm, 90 and 92 mm or exactly 90.9 mm.
  • An outer contour 13 of the ring portion 12 is adapted to the diameter D.
  • Fig. 3 shows a perspective view of the gas burner arrangement 9.
  • the dual circuit burner 3 comprises a burner body 14 having outer gas outlet openings 15 for providing circularly arranged outer flames, inner gas outlet openings 16 for providing circularly arranged inner flames, and at least one secondary air outlet opening 17 for providing secondary air 20 at the inner gas outlet openings 16.
  • An outer contour 18 of the burner body 14 is circle-shaped when looking from above. Looking from above relates to a state in which the dual circuit burner is mounted for the purpose of use (cooking and the like).
  • the outer gas outlet openings 15 are arranged along a circle when looking from above.
  • the inner gas outlet openings 16 are arranged along a circle when looking from above.
  • the inner gas outlet openings 16 face radially inwards regarding burner body 14 or the outer contour 18.
  • the outer gas outlet openings 15 face radially outwards.
  • the secondary air outlet openings 17 face radially inwards.
  • the secondary air outlet openings 17 are arranged above the inner gas outlet openings 16.
  • the burner body 14 comprises a secondary air inlet opening 19 which is fluidly connected to the secondary air outlet openings 17.
  • the burner body 14 comprises three, four, five or six secondary air outlet openings 17.
  • the secondary air inlet opening 19 faces radially outwards.
  • the secondary air inlet opening 19 is arranged above the plate 2.
  • the secondary air 20 (see arrows) may be guided from above the plate 2 towards the secondary air outlet openings 17.
  • Fig. 4 shows an explosive view of the dual circuit burner 3 from Fig 2 .
  • the burner body 14 comprises a disc-shaped base portion 21 which is mounted to the plate 2 of the gas stove 1, a disk-shaped intermediate portion 22 which is arrangeable on the base portion 21, an outer upper portion 23 which is arrangeable on the intermediate portion 22 and an inner upper portion 24 which is arrangeable on the intermediate portion 22 and inside the outer upper portion 23.
  • the outer upper portion 23 is circular ring-shaped when looking from above such that the inner upper portion 24 can be arranged inside the outer upper portion 23.
  • the inner upper portion 24 is also circular ring-shaped when looking from above.
  • the inner upper portion 24 surrounds an inner volume 47.
  • the base portion 21 and the intermediate portion 22 are connected together by means of a form fit connection.
  • the intermediate portion 22 and the outer upper portion 23 are connected together by means of a form-fit connection.
  • the inner upper portion 24 is preferably connected to the outer upper portion 23 and the intermediate portion 22 by means of a form fit connection.
  • Fig. 5 shows in a perspective view cross-sectional view V-V from Fig. 3 of the dual circuit burner 3.
  • the section shown in Fig. 5 runs through a center of the dual circuit burner 3.
  • the burner body 14 comprises a secondary air chamber 25 which is fluidly connected to the secondary air outlet openings 17, wherein the secondary air chamber 25 is at least partially ring-shaped when looking from above.
  • the secondary air 20 After entering the secondary air inlet opening 19 (see Fig. 3 ), the secondary air 20 streams upwards and subsequently radially inwards towards the secondary air outlet openings 17.
  • the inner upper portion 24 comprises recesses 26 which are part of the secondary air chamber 25. The recesses 26 guide the secondary air 20 radially inwards.
  • the burner body 14 comprises a mixture stream chamber 27 which is fluidly connected to the outer gas outlet openings 15 for guiding a mixture stream 28 towards the outer gas outlet openings 15.
  • the mixture stream 28 is generated by means of primary air 29 from below the plate 2 and gas 30 from a gas nozzle 31.
  • a vertical channel 32 is provided for receiving the primary air 29 and the gas 30.
  • the vertical channel 32 may be formed by means of a Venturi tube 33.
  • the vertical channel 32 is directly fluidly connected to the mixture stream chamber 27.
  • the mixture stream chamber 27 is at least partially ring-shaped when looking from above.
  • the mixture stream chamber 27 comprises a lower chamber 34 formed by the base portion 21 and the intermediate portion 22 and an upper chamber 35 formed by the intermediate portion 22 and the outer upper portion 23.
  • the burner body 14 comprises a further mixture stream chamber 36 which is fluidly connected to the inner gas outlet openings 16 for guiding a further mixture stream 37 towards the inner gas outlet openings 16.
  • a further vertical channel 38 is provided for guiding the further mixture stream 37 towards the further mixture stream chamber 36.
  • the further vertical channel 38 is formed by means of a further Venturi tube 39.
  • the further mixture stream 37 is a mixture of gas 40 from a further gas nozzle 41 and further primary air 42.
  • the mixture streams 28, 37 run parallel through vertical channels 32, 38.
  • the further mixture stream chamber 36 comprises a further lower chamber 43 formed by the base portion 21 and the intermediate portion 22 and a further upper chamber 44 formed by the intermediate portion 22 and the inner upper portion 24.
  • the further vertical channel 38 is directly fluidly connected to the further lower chamber 43.
  • the further lower chamber 43 is circular disk-shaped.
  • the further upper chamber 44 has an at least partially circular shape when looking from above.
  • the further mixture stream chamber 36 is partitioned into the further lower chamber 43 and the further upper chamber 44 by means of the intermediate portion 22.
  • thermocouple and/or spark plug 45 is provided.
  • a thermocouple and/or spark plug 46 may be provided.
  • the plugs 45, 46 are provided at the intermediate portion 22 and face towards the volume 47 surrounded by the inner upper portion 24.
  • the outer upper portion 23 comprises an upper recess 48 and the inner upper portion 24 comprises an upper recess 49.
  • the recesses 48, 49 align radially and form a cross-lightning area between the outer gas outlet openings 15 and the inner gas outlet openings 16.
  • the secondary air chamber 25 comprises a lower secondary air chamber 50 and an upper secondary air chamber 51 which are fluidly connected together.
  • the secondary air chamber 25 is divided into the upper secondary air chamber 51 and lower secondary air chamber 50 by means of the intermediate portion 22.
  • the lower and/or the upper secondary air chamber 50, 51 is at least partially ring-shaped when looking from above.
  • Fig. 6 shows a bottom view of the intermediate portion 22.
  • the lower secondary air chamber 50 forms at least 50%, 60%, 70%, 80%, 90%, 95%, 98% or more of a circle.
  • the lower secondary air chamber 50 is in particular C-shaped when looking from above.
  • the lower secondary air chamber 50 and the upper secondary air chamber 51 (see Fig. 7 ) are fluidly connected by means of through-holes 52.
  • the through-holes 52 run vertically through the intermediate portion 22.
  • Four through-holes 52 are provided at the intermediate portion 22.
  • the secondary air chamber 25 is formed at least by means of an inner radial wall 53 and an outer radial wall 54.
  • the radial walls 53, 54 are ring-shaped when looking from above.
  • the lower chamber 34 and the upper chamber 35 (see Fig. 7 ) are fluidly connected by means of through-holes 55.
  • the through-holes 55 run vertically through the intermediate portion 22.
  • Four through-holes 55 are provided at the intermediate portion 22.
  • the further lower chamber 43 is fluidly connected to the further upper chamber 44 (see Fig. 7 ) by means of through-holes 56.
  • the through-holes 56 run vertically through intermediate portion 22.
  • Four through-holes 56 are provided at the intermediate portion 22.
  • the through-holes 52 and/or through-holes 55 and/or the through-holes 56 are arc-shaped when looking from above.
  • Fig. 7 shows a top view of the intermediate portion 22.
  • the upper chamber 35 is circular-shaped when looking from above.
  • the upper secondary air chamber 51 is at least partially ring-shaped when looking from above.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Gas Burners (AREA)
EP19182852.4A 2018-07-04 2019-06-27 Zweikreisbrenner, gasbrenneranordnung und gasherd Active EP3591289B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201830668A ES2737125A1 (es) 2018-07-04 2018-07-04 Quemador de doble circuito, disposicion de quemador de gas, y cocina de gas

Publications (2)

Publication Number Publication Date
EP3591289A1 true EP3591289A1 (de) 2020-01-08
EP3591289B1 EP3591289B1 (de) 2021-08-11

Family

ID=67105859

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19182852.4A Active EP3591289B1 (de) 2018-07-04 2019-06-27 Zweikreisbrenner, gasbrenneranordnung und gasherd

Country Status (2)

Country Link
EP (1) EP3591289B1 (de)
ES (1) ES2737125A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023099717A1 (en) 2021-12-03 2023-06-08 BSH Hausgeräte GmbH Gas burner, gas burner arrangement and gas stove

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0552135A2 (de) * 1992-01-13 1993-07-21 SMEG S.p.A. Gaskochherdbrenner mit drei konzentrischen Flammen
US20110011389A1 (en) * 2007-12-14 2011-01-20 Lg Electronics Inc. Top-burner and cooker comprising the same
US20170370594A1 (en) * 2016-06-27 2017-12-28 Whirlpool Corporation High efficiency high power inner flame burner

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100154776A1 (en) * 2005-01-05 2010-06-24 Charles Czajka Cooking range burner head assembly
US8302593B2 (en) * 2005-12-30 2012-11-06 General Electric Company Gas burner assembly including inner and outer burners and methods for implementing same
CN104534472B (zh) * 2014-12-11 2017-03-22 广东阿诗丹顿电气有限公司 一种火盖和灶具燃烧器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0552135A2 (de) * 1992-01-13 1993-07-21 SMEG S.p.A. Gaskochherdbrenner mit drei konzentrischen Flammen
US20110011389A1 (en) * 2007-12-14 2011-01-20 Lg Electronics Inc. Top-burner and cooker comprising the same
US20170370594A1 (en) * 2016-06-27 2017-12-28 Whirlpool Corporation High efficiency high power inner flame burner

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023099717A1 (en) 2021-12-03 2023-06-08 BSH Hausgeräte GmbH Gas burner, gas burner arrangement and gas stove

Also Published As

Publication number Publication date
EP3591289B1 (de) 2021-08-11
ES2737125A1 (es) 2020-01-10

Similar Documents

Publication Publication Date Title
US9127838B2 (en) Gas burner for cooking appliances
EP2835580A2 (de) Gasbrenner mit innerer Wirbelflamme
EP3263986A1 (de) Hocheffizienter hochleistungsbrenner mit innerer flamme
EP2226560A2 (de) Brenner für Gasherde mit mehreren Flammenringen
US20100279238A1 (en) Gas burner
EP2773905B1 (de) Gasbrenner, insbesondere für eine kochvorrichtung
WO2016145746A1 (zh) 燃烧器及燃气用具
KR20180024635A (ko) 버너와, 이를 구비하는 조리기기 및 그 제조방법
US10393386B2 (en) System of gas burners, in particular for a cooking top for household use
RU2701432C2 (ru) Усовершенствованная газовая горелка
EP3591289B1 (de) Zweikreisbrenner, gasbrenneranordnung und gasherd
CN110088529A (zh) 燃气燃烧器以及包括燃气燃烧器的灶具
CN107940453B (zh) 燃烧器及燃气灶具
CN109416174B (zh) 燃气燃烧器和家用烹饪器具
CN112161268A (zh) 一种炉头和燃烧器和燃气灶
KR100738697B1 (ko) 실드 더블 버너
CN112240549A (zh) 一种完全上进风式燃烧器
US7077644B1 (en) Advanced commercial range burner
CN109000244A (zh) 燃烧器
JP2006098001A (ja) 内炎式バーナ
CN109000239B (zh) 燃烧器
CN109000245B (zh) 燃烧器及燃气灶具
CN109539262B (zh) 火盖及应用有该火盖的燃烧器
CN217684982U (zh) 燃烧器及燃气灶
CN219693243U (zh) 一种用于燃气灶的燃烧器

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN PUBLISHED

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20200708

RBV Designated contracting states (corrected)

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20210223

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602019006736

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Ref country code: AT

Ref legal event code: REF

Ref document number: 1419746

Country of ref document: AT

Kind code of ref document: T

Effective date: 20210915

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20210811

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1419746

Country of ref document: AT

Kind code of ref document: T

Effective date: 20210811

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211111

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211111

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211213

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211112

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602019006736

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20220512

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602019006736

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20220630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220627

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220630

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220627

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220630

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220630

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230103

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20220630

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: TR

Payment date: 20230620

Year of fee payment: 5

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20230630

Year of fee payment: 5

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20230627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210811

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230627

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20190627